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A novel covalent functionalisation of poly (styrene-alt-maleic anhydride) with 4-amino benzo-9-crown-3 ether
Authors:Ardeshir Khazaei  Shahnaz Saednia  Javad Saien  Masoumeh Kiani  Abbas Afkhami
Institution:1. Faculty of Chemistry, Bu-Ali Sina University of Hamedan, Hamedan, Irankhazaei_1326@yahoo.com maryamkiani.b@gmail.com;3. Faculty of Chemistry, Bu-Ali Sina University of Hamedan, Hamedan, Iran;4. Department of Chemistry, Payame Noor University, P. O. Box 19395-3697, Tehran, Iran
Abstract:The grafting of 4-amino benzo-9-crown-3 ether to poly (styrene-alt-maleic anhydride) has been described. The covalent grafting of crown ether has led to a considerable increase in the solubility of polymer in organic solvents such as dimethyl sulphoxide, dimethylformamide and tetrahydrofuran. The highest solubility was attained in DMF and DMSO. The covalently bonded 4-benzo-9-crown-3 ether allowed the hosting of Li+. The covalently grafted crown ether to polymer was identified by infrared spectroscopy and thermogravimetric analysis methods.
Keywords:polymer-supported crown ether  benzo-9-crown-3 ether  poly (styrene-alt-maleic anhydride)  post-functionalisation
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